Why is Puppeteer Reporting “UnhandledPromiseRejectionWarning: Error: Navigation Failed Because Browser Has Disconnected!”?

If you’re working with Puppeteer, a popular Node.js library for controlling headless Chrome or Chromium, you may have encountered the perplexing error message “UnhandledPromiseRejectionWarning: Error: Navigation failed because browser has disconnected!” This error can be frustrating, especially when you’re trying to capture screenshots or perform other actions with Puppeteer. But fear not! We’re here to…

Troubleshooting “CF: ERR Failed to make TCP connection to port 8080: connection refused” Error in Cloud Foundry

Introduction: Encountering the frustrating “CF: ERR Failed to make TCP connection to port 8080: connection refused” error when deploying a Node.js app in Cloud Foundry (CF)? Don’t worry, we’ve got you covered! In this article, we’ll explore the causes behind this error and provide you with practical troubleshooting steps to resolve it. Understanding CF Deployment…

Troubleshooting Guide: Can’t Connect Node to SQL Server – Resolving Connection Issues

Introduction: If you’re facing difficulties connecting your Node application to a SQL Server database, you’re not alone. In this troubleshooting guide, we’ll explore the common causes behind the “Can’t connect node to SQL Server” error and provide step-by-step solutions to help you establish a successful connection. Whether you’re a beginner or an experienced developer, this…

Correct Permissions When Cloning a Git Repo on Linux/Ubuntu: Troubleshooting Guide

When cloning a Git repository containing Node.js code on Ubuntu, it’s crucial to ensure that the correct permissions are set to avoid potential issues during the development process. In this comprehensive guide, we’ll explore the steps to determine the correct permissions and resolve any permission-related errors that may arise. Let’s dive in! Understanding the Permission…

ReactJS and Node.JS: Troubleshooting “JSON.parse: unexpected character at line 1 column 1 of the JSON data” Error

Are you encountering the dreaded “JSON.parse: unexpected character at line 1 column 1 of the JSON data” error while working with ReactJS and Node.JS? Don’t worry, you’re not alone. This error can be quite frustrating, but with a closer look and some troubleshooting, we can find a solution together. Understanding the Error The “JSON.parse: unexpected…

Troubleshooting Node.js Express Errors: Cannot Read Property ‘image’ of Null and Unhandled Error Event

Introduction: When working with Node.js Express, encountering errors is a common part of the development process. In this blog post, we will address two specific errors: “Cannot read property ‘image’ of null” and “unhandled error event.” These errors can occur when submitting a form without an image or when encountering issues during data processing. We…

Troubleshooting Loading Error of node_modules in Google Cloud Function

If you’re encountering an issue with loading the node_modules directory in a Google Cloud Function, particularly when the index.js file is not in the project root, we can explore potential solutions to resolve the problem. Let’s dive into troubleshooting together. Adjust Package.json Configuration To address the loading error, you can make adjustments to your package.json…

Troubleshooting “Uncaught SyntaxError: Unexpected token <” Error in Node.js

Introduction: Encountering the frustrating “Uncaught SyntaxError: Unexpected token <” error while running your Node.js server? This error often occurs when the server mistakenly serves an HTML file instead of the expected JavaScript file. In this blog post, we will explore the possible causes of this error and provide you with step-by-step solutions to resolve it.…

Efficiently Mock TypeORM Connections in Your Jest Unit Tests: A Comprehensive Guide to Improving Test Performance and Reliability

In this blog post, we will discuss a common issue faced by developers when trying to mock TypeORM connections using Jest: issue #5751. We’ll explore different methods to efficiently mock connections, improve test performance, and ensure that your tests are reliable, all while ranking high in search engines with unique and easy-to-rank keywords. Let’s dive…